core

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

which ASHRAE classification means slightly flammable

A2L

The molecule found in CFCs and HCFCs that depletes ozone is

Chlorine

HCFC's contain

Hydrogen, Chlorine, Fluorine, and carbon

which international agreement (treaty) regulated the production and use of CFCs, HCFCs, halogens, methyl chloroform and carbon tetrachloride.

Montreal Protocol

an Ozone molecule contains

three oxygen atoms

recovery

to process refrigerant to a level equal to new(virgin) product specification as determined by the chemical analysis.

HFCs

will not damage stratospheric ozone, but have a high GWP

Crop loss, eye disease, and skin cancer have been attributed to;

depletion of stratospheric ozone

a single chlorine atom can destroy how many ozone molecules?

100,000

How much can a person be fined per day per violation for knowingly releasing a regulated substance that violates the Clean Air Act

44,539

Reusable refrigerant containers under high pressure must be hydrostatically tested how often

5 years

Recover any remaining refrigerant and then render the cylinder useless, then recycle the metal is the proper disposal method for;

Disposable cylinders

Silicone elastomers, for use in seals and gaskets, are not compatible with which refrigerants

HFOs

which of the following refrigerants has a GWP closest to 1

R-1233zd

which of the following refrigerant is an HFO?

R-1234ze

the compressor

changes a low pressure vapor to a high pressure vapor

a refrigerant cylinder designed to hold recovered refrigerant has a

grey body and yellow top

which of the following has the highest Ozone depletion Potential

CFC

Before shipping any used refrigerant cylinders, check that the cylinder meets whats standards.

Department of transportation(DOT)

what is the new Significant New Alternative Policy (snap) Program?

EPA's program that identifies refrigerants with lower overall risk to human health and the environment.

Which type of refrigerant contains no chlorine?

HFC's

the condenser

changes a high pressure vapor to a high pressure liquid

the low-side test-pressure data-plate value should be used by a technician to determine a safe pressure for

leak testing

Clean refrigerant for reuse by separating the oil from the refrigerant and removing moisture from the refrigerant by passing it through one or more filter driers, is the definition of;

recycle

the chlorine in CFCs and HCFCs

will not dissolve in water


Kaugnay na mga set ng pag-aaral

MA ch 23 vital signs and measurements

View Set

10.10 Lecture 11 - The Digestive System

View Set

Chapter 8 - Plan Quality Management

View Set

Chapter 14: Functional Diversity of Bacteria

View Set

Mgt 423 Ch 04: Video Case - Organizational Justice and Ethics

View Set